Our Denine Defined Blu-Ray Correction Pen promotes the combination of protein and bone collagen, activate the skin, tightens loosened skin, deminishes scars and destroys the acne bacteria. It effectively inhibit acne bacillus and improves red spots, oily skin, heavy sensitive skin, and shrinks pores. The specific 415nm blue light kills the bacteria in the skin in deep down in the pores while the stability of the 42 degree heat and micro electric current effectively reduces the grease of pimples to eliminate acne. Great for various skin tags (freckles, varicose veins, moles, nevus, granulation, tatoos, warts etc)